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NFSD: cleanup dead codes and values in nfsd_write

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This is just cleanup, no change in functionality.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Esse commit está contido em:
Kinglong Mee
2016-12-31 21:00:13 +08:00
commit de J. Bruce Fields
pai 54bbb7d206
commit 52e380e049
4 arquivos alterados com 18 adições e 36 exclusões
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35
fs/nfsd/vfs.c
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@@ -1011,35 +1011,22 @@ __be32 nfsd_read(struct svc_rqst *rqstp, struct svc_fh *fhp,
* N.B. After this call fhp needs an fh_put
*/
__be32
nfsd_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
loff_t offset, struct kvec *vec, int vlen, unsigned long *cnt,
int stable)
nfsd_write(struct svc_rqst *rqstp, struct svc_fh *fhp, loff_t offset,
struct kvec *vec, int vlen, unsigned long *cnt, int stable)
{
__be32 err = 0;
struct file *file = NULL;
__be32 err = 0;
trace_write_start(rqstp, fhp, offset, vlen);
if (file) {
err = nfsd_permission(rqstp, fhp->fh_export, fhp->fh_dentry,
NFSD_MAY_WRITE|NFSD_MAY_OWNER_OVERRIDE);
if (err)
goto out;
trace_write_opened(rqstp, fhp, offset, vlen);
err = nfsd_vfs_write(rqstp, fhp, file, offset, vec, vlen, cnt,
stable);
trace_write_io_done(rqstp, fhp, offset, vlen);
} else {
err = nfsd_open(rqstp, fhp, S_IFREG, NFSD_MAY_WRITE, &file);
if (err)
goto out;
err = nfsd_open(rqstp, fhp, S_IFREG, NFSD_MAY_WRITE, &file);
if (err)
goto out;
trace_write_opened(rqstp, fhp, offset, vlen);
if (cnt)
err = nfsd_vfs_write(rqstp, fhp, file, offset, vec, vlen,
cnt, stable);
trace_write_io_done(rqstp, fhp, offset, vlen);
fput(file);
}
trace_write_opened(rqstp, fhp, offset, vlen);
err = nfsd_vfs_write(rqstp, fhp, file, offset, vec, vlen, cnt, stable);
trace_write_io_done(rqstp, fhp, offset, vlen);
fput(file);
out:
trace_write_done(rqstp, fhp, offset, vlen);
return err;